I'm not sure, SH, but I think
THIS is bass! From Reuters news agency ...
Black Holes Sing Bass, But Humans Can't Hear Them http://story.news.yahoo.com/news?tmpl=story&cid=570&ncid=753&e=1&u=/nm/20030909/sc_nm/space_bass_dc "One particularly monstrous black hole has probably been humming B flat for billions of years ... But the pitch of the sound is about 57 octaves below middle C ... researchers said, and they believe it is the deepest note ever detected in the universe."
"Heavenly bass?"